Standardized ring main unit
By designing a standardized ring network cabinet, a fully enclosed structure and rotating components are used to connect the protective door and sealed door, and the conduit and filter are used to isolate the internal and external environment of the equipment, the equipment failure and fire problems caused by air gap discharge are solved, and the equipment is stable and safe operation is achieved.
Patent Information
- Application Number
- CN202422167476.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-04
- Publication Date
- 2025-06-27
- Estimated Expiration
- 2034-09-04
AI Technical Summary
Air gap discharge can cause failure, damage and fire in electrical equipment, and the prior art is difficult to effectively prevent this phenomenon.
A standardized ring network cabinet is designed, adopting a fully enclosed structure and connecting the protective door and sealed door through rotating components. Combining the conduit and the filter net, it isolates the internal and external environment of the equipment, and discharges the internal air through the exhaust fan, approaching the vacuum state to prevent air gap discharge.
Effectively prevent air gap discharge caused by external factors, ensure the stable operation and safety of the equipment, and avoid equipment failures and fires.
Smart Images
Figure CN223039435U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electrical equipment, and particularly relates to a standardized ring main unit. Background Art
[0002] Air gap discharge is an electrical discharge phenomenon that occurs in electrical equipment or systems. It generally refers to the discharge phenomenon that occurs on the surface of an insulator or between two conductors due to the formation of an electric field in the gas in the medium. This kind of discharge usually occurs in the insulating medium between two conductors. When the electric field strength reaches a certain level, air or other gases will be ionized, forming a current path, resulting in the discharge phenomenon of current passing through the gas.
[0003] Air gap discharge may lead to equipment failure, damage, and even cause fires. Therefore, those skilled in the art have provided a standardized ring main unit to solve the problems raised in the above background art. Summary of the Utility Model
[0004] To solve the above technical problems, the utility model provides a standardized ring main unit, including a rotating assembly and a conduit. The rotating assembly includes a fixed block, a rotating plate, a rotating shaft, and a fixing hole. Rotating shafts are arranged at both the top and bottom of the fixed block;
[0005] A rotating plate is arranged in the middle of the fixed block, and a plurality of fixing holes are opened on the rotating plate. The rotating assembly is arranged on one side of the cabinet body, and the fixed block in the rotating assembly is fixedly connected to the cabinet body.
[0006] Preferably: The rotating shaft is clamped with the protective door, and the protective door is used for external protection.
[0007] Preferably: The fixing holes on the rotating plate are threadedly connected to the sealing door, and the rotating plate is arranged to rotate in the middle of the fixed block.
[0008] Preferably: A lock hole is arranged in the middle of the protective door, and the lock hole is arranged to be opened with a matching key.
[0009] Preferably: A handle is arranged in the middle of the sealing door, and the handle is used to pull the sealing door.
[0010] Preferably: A conduit is arranged at the lower part of the sealing door, and the conduit penetrates through the sealing door; one end of the conduit is inside the cabinet body, and the other end is outside the sealing door. A base is arranged at the bottom of the cabinet body.
[0011] Preferably: A filter screen is arranged inside the conduit, and the filter screen is used to filter debris.
[0012] Preferably: One end of the conduit outside the sealing door is connected with a fixed cover, and the conduit is threadedly connected to the fixed cover.
[0013] The technical effects and advantages of the utility model:
[0014] 1. The rotating assembly is arranged on one side of the cabinet body, and the fixed block in the rotating assembly is fixedly connected to the cabinet body. The protective door and the sealing door are connected together through the rotating assembly, and the protective door and the sealing door can rotate independently without interference. The protective door protects against external rainwater and some collisions, and the sealing door can seal the cabinet body. When the sealing door is in the sealed state, it can be opened by the handle.
[0015] 2. Adopt a fully enclosed structure to ensure the isolation of the internal and external environments of the equipment, prevent air gap discharge caused by external factors, use an exhaust fan to extract air from the conduit, discharge the internal air of the cabinet body, and make the internal of the cabinet body close to a vacuum state to prevent air gap discharge. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 is a schematic structural diagram of a standardized ring main unit provided by an embodiment of the present application;
[0017] Figure 2 is a schematic structural diagram of the sealing door in a standardized ring main unit provided by an embodiment of the present application;
[0018] Figure 3 is a partial structural schematic diagram of the cabinet body in a standardized ring main unit provided by an embodiment of the present application;
[0019] Figure 4 is a schematic structural diagram of the rotating assembly in a standardized ring main unit provided by an embodiment of the present application;
[0020] Figure 5 is a schematic structural diagram of the conduit in a standardized ring main unit provided by an embodiment of the present application.
[0021] In the figure: 1. Cabinet body; 2. Base; 3. Protective door; 4. Lock hole; 5. Sealing door; 6. Handle; 7. Fixed cover; 8. Rotating assembly; 81. Fixed block; 82. Rotating plate; 83. Rotating shaft; 84. Fixed hole; 9. Conduit; 10. Filter screen. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0022] The present utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present utility model are given for the purpose of illustration and description, and are not exhaustive or limit the present utility model to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present utility model, and enable those of ordinary skill in the art to understand the present utility model and thus design various embodiments with various modifications suitable for specific purposes.
[0023] Please refer to Figures 1 to 5, in this embodiment, a standardized ring main unit is provided, which includes a rotating assembly 8 and a conduit 9. The rotating assembly 8 includes a fixed block 81, a rotating plate 82, a rotating shaft 83, and a fixing hole 84. Rotating shafts 83 are provided at both the top and bottom of the fixed block 81;
[0024] A rotating plate 82 is provided in the middle of the fixed block 81, and a number of fixing holes 84 are formed on the rotating plate 82. The rotating assembly 8 is arranged on one side of the cabinet body 1, and the fixed block 81 in the rotating assembly 8 is fixedly connected to the cabinet body 1. The protective door 3 and the sealing door 5 are connected together through the rotating assembly 8, and the protective door 3 and the sealing door 5 can rotate independently without interference. The protective door 3 protects against external rainwater and some collisions, and the sealing door 5 can seal the cabinet body 1.
[0025] The rotating shaft 83 is clamped with the protective door 3, and the protective door 3 is used for external protection.
[0026] The fixing holes 84 on the rotating plate 82 are threadedly connected to the sealing door 5, and the rotating plate 82 is arranged to rotate in the middle of the fixed block 81.
[0027] A lock hole 4 is provided in the middle of the protective door 3, and the lock hole 4 is arranged to be opened with a matching key.
[0028] A handle 6 is provided at the middle position of the sealing door 5. The handle 6 is used to pull the sealing door 5. When the sealing door 5 is in the sealed state, the sealing door 5 can be opened through the handle 6.
[0029] A conduit 9 is provided at the lower part of the sealing door 5, and the conduit 9 penetrates through the sealing door 5; one end of the conduit 9 is inside the cabinet body 1, and the other end is outside the sealing door 5. A base 2 is provided at the bottom of the cabinet body 1.
[0030] A filter screen 10 is provided inside the conduit 9. The filter screen 10 is used to filter debris, and the air inside the cabinet body 1 is discharged through the conduit 9.
[0031] One end of the conduit 9 outside the sealing door 5 is connected with a fixed cover 7, and the conduit 9 is threadedly connected to the fixed cover 7.
[0032] The working principle of the present utility model is as follows: The rotating assembly 8 is arranged on one side of the cabinet body 1, and the fixed block 81 in the rotating assembly 8 is fixedly connected to the cabinet body 1. The protective door 3 and the sealing door 5 are connected together through the rotating assembly 8, and the protective door 3 and the sealing door 5 can rotate independently without interference. The protective door 3 protects against external rainwater and some collisions, and the sealing door 5 can seal the cabinet body 1. When the sealing door 5 is in the sealed state, the sealing door 5 can be opened through the handle 6.
[0033] Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of them. All other embodiments obtained by those of ordinary skill in the art and related fields based on the embodiments in the present utility model without creative efforts shall fall within the scope of protection of the present utility model. Structures, devices, and operation methods not specifically described and explained in the present utility model shall be implemented by conventional means in the art without special instructions and limitations.
Claims
1. A standardized ring main unit, characterized in that: It comprises a rotating assembly (8) and a conduit (9), wherein the rotating assembly (8) comprises a fixed block (81), a rotating plate (82), a rotating shaft (83), and a fixing hole (84), and the top and bottom ends of the fixed block (81) are both provided with a rotating shaft (83); A rotating plate (82) is provided in the middle of the fixed block (81), and a plurality of fixing holes (84) are provided on the rotating plate (82). The rotating assembly (8) is arranged on one side of the cabinet (1), and the fixed block (81) in the rotating assembly (8) is fixedly connected to the cabinet (1).
2. A standardized ring main unit according to claim 1, characterized in that: The rotating shaft (83) is engaged with the protective door (3), and the protective door (3) is used for external protection.
3. A standardized ring main unit according to claim 1, characterized in that: The fixing hole (84) on the rotating plate (82) is threadedly connected to the sealing door (5), and the rotating plate (82) is arranged to rotate in the middle of the fixing block (81).
4. A standardized ring main unit according to claim 2, characterized in that: A lock hole (4) is provided in the middle of the protective door (3), and the lock hole (4) is configured to be opened with a suitable key.
5. A standardized ring main unit according to claim 3, characterized in that: A handle (6) is provided at the middle of the sealing door (5), and the handle (6) is used to pull the sealing door (5).
6. A standardized ring main unit according to claim 5, characterized in that: A conduit (9) is provided at the lower part of the sealed door (5), and the conduit (9) passes through the sealed door (5); one end of the conduit (9) is inside the cabinet (1), and the other end is outside the sealed door (5); a base (2) is provided at the bottom end of the cabinet (1).
7. A standardized ring main unit according to claim 6, characterized in that: A filter screen (10) is arranged inside the conduit (9), and the filter screen (10) is used to filter debris.
8. The standardized ring main unit according to claim 6, characterized in that: One end of the conduit (9) outside the sealing door (5) is connected to a fixing cover (7), and the conduit (9) is threadedly connected to the fixing cover (7).